International Congress of Energy and Environment Engineering and Management < 2009, Portalegre, Portugal>. (2010). Energy and environment engineering and management: Selected, peer reviewed papers from the 3rd International Congress of Energy and Environment Engineering and Management, Portalegre, Portugal, 25th to 27th November 2009. Trans Tech Publications.
Chicago-Zitierstil (17. Ausg.)International Congress of Energy and Environment Engineering and Management < 2009, Portalegre, Portugal>. Energy and Environment Engineering and Management: Selected, Peer Reviewed Papers from the 3rd International Congress of Energy and Environment Engineering and Management, Portalegre, Portugal, 25th to 27th November 2009. Stafa-Zurich, Switzerland ; Enfield, NH: Trans Tech Publications, 2010.
MLA-Zitierstil (9. Ausg.)International Congress of Energy and Environment Engineering and Management < 2009, Portalegre, Portugal>. Energy and Environment Engineering and Management: Selected, Peer Reviewed Papers from the 3rd International Congress of Energy and Environment Engineering and Management, Portalegre, Portugal, 25th to 27th November 2009. Trans Tech Publications, 2010.